From 9e5baf9b363673a8f78508c99a9d815da6ea7133 Mon Sep 17 00:00:00 2001 From: Vivien Didelot Date: Wed, 9 May 2018 11:38:51 -0400 Subject: net: dsa: mv88e6xxx: add RMU disable op The RMU mode bits moved a lot within the Global Control 2 register of the Marvell switch families. Add an .rmu_disable op to support at least 3 known alternatives. Signed-off-by: Vivien Didelot Reviewed-by: Andrew Lunn Signed-off-by: David S. Miller --- drivers/net/dsa/mv88e6xxx/global1.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'drivers/net/dsa/mv88e6xxx/global1.c') diff --git a/drivers/net/dsa/mv88e6xxx/global1.c b/drivers/net/dsa/mv88e6xxx/global1.c index 89c6330c53eb..244ee1ff9edc 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.c +++ b/drivers/net/dsa/mv88e6xxx/global1.c @@ -373,6 +373,24 @@ int mv88e6185_g1_set_cascade_port(struct mv88e6xxx_chip *chip, int port) return mv88e6xxx_g1_ctl2_mask(chip, mask, port << __bf_shf(mask)); } +int mv88e6085_g1_rmu_disable(struct mv88e6xxx_chip *chip) +{ + return mv88e6xxx_g1_ctl2_mask(chip, MV88E6085_G1_CTL2_P10RM | + MV88E6085_G1_CTL2_RM_ENABLE, 0); +} + +int mv88e6352_g1_rmu_disable(struct mv88e6xxx_chip *chip) +{ + return mv88e6xxx_g1_ctl2_mask(chip, MV88E6352_G1_CTL2_RMU_MODE_MASK, + MV88E6352_G1_CTL2_RMU_MODE_DISABLED); +} + +int mv88e6390_g1_rmu_disable(struct mv88e6xxx_chip *chip) +{ + return mv88e6xxx_g1_ctl2_mask(chip, MV88E6390_G1_CTL2_RMU_MODE_MASK, + MV88E6390_G1_CTL2_RMU_MODE_DISABLED); +} + int mv88e6390_g1_stats_set_histogram(struct mv88e6xxx_chip *chip) { u16 val; -- cgit